12721717008

Names of 12721717008

• Cardinal: 12721717008 can be written as Twelve billion, seven hundred twenty-one million, seven hundred seventeen thousand and eight.

Scientific notation

• Scientific notation: 1.2721717008 × 10¹⁰

Factors of 12721717008

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 140

Divisors of 12721717008

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 13 14 16 18 21 22 24 26 27 28 31 33 36 39 42 44 48 52 54 56 62 63 66 72 73 77 78 84 88 91 93 99 104 108 112 117 124 126 132 143 144 146 154 156 168 169 176 182 186 189 198 208 216 217 219 231 234 248 252 264 273 279 286 292 297 308 312 336 338 341 351 364 372 378 396 403 429 432 434 438 462 468 496 504 507 511 528 546 558 572 584 594 616 624 651 657 676 682 693 702 728 744 756 792 803 806 819 837 858 868 876 924 936 949 1001 1008 1014 1022 1023 1092 1116 1144 1168 1183 1188 1209 1232 1287 1302 1314 1352 1364 1386 1404 1456 1488 1512 1521 1533 1584 1606 1612 1638 1674 1716 1736 1752 1848 1859 1872 1898 1953 1971 2002 2028 2044 2046 2079 2184 2232 2263 2288 2366 2376 2387 2409 2418 2457 2574 2604 2628 2704 2728 2772 2808 2821 2847 3003 3024 3042 3066 3069 3212 3224 3276 3348 3432 3472 3504 3549 3627 3696 3718 3796 3861 3906 3942 4004 4056 4088 4092 4158 4368 4433 4464 4526 4563 4599 4732 4752 4774 4818 4836 4914 5148 5208 5239 5256 5456 5544 5577 5616 5621 5642 5694 5859 6006 6084 6132 6138 6424 6448 6552 6643 6696 6789 6864 7098 7161 7227 7254 7436 7592 7722 7812 7884 8008 8112 8176 8184 8316 8463 8541 8866 9009 9052 9126 9198 9207 9464 9548 9636 9672 9828 10296 10416 10439 10478 10512 10647 10881 11088 11154 11242 11284 11388 11718 12012 12168 12264 12276 12337 12848 13013 13104 13286 13299 13392 13578 13797 14196 14322 14454 14508 14872 15184 15444 15624 15717 15768 15841 16016 16368 16632 16731 16863 16926 17082 17732 18018 18104 18252 18396 18414 18928 19096 19272 19344 19656 19929 20367 20592 20878 20956 21294 21483 21681 21762 22308 22484 22568 22776 23436 24024 24336 24528 24552 24674 24893 25389 25623 26026 26572 26598 27027 27156 27594 28392 28644 28908 29016 29419 29744 30888 31031 31248 31317 31434 31536 31682 31941 33264 33462 33726 33852 34164 35464 36036 36208 36504 36673 36792 36828 37011 38192 38544 39039 39312 39858 39897 40734 41756 41912 42588 42966 43362 43524 44616 44968 45136 45552 46872 47151 47523 48048 49104 49348 49786 50193 50589 50778 51246 52052 53144 53196 54054 54312 55188 56784 57288 57629 57816 58032 58838 59787 61101 61776 62062 62634 62868 63364 63882 64449 66924 67452 67704 68328 70928 72072 73008 73073 73346 73584 73656 74022 74679 76167 78078 79716 79794 81468 83512 83824 85176 85932 86359 86724 87048 88257 89232 89936 93093 93744 93951 94302 95046 98696 99572 100386 101178 101556 102492 104104 106288 106392 108108 108624 110019 110376 111033 114576 115258 115632 117117 117676 119574 119691 122202 124124 125268 125736 126728 127764 128898 133848 134904 135408 135707 136656 141453 142569 144144 146146 146692 147312 148044 149358 151767 152334 156156 159432 159588 162936 167024 170352 171864 172718 172887 173448 174096 174251 176514 179361 186186 187902 188604 190092 197392 199144 200772 202356 203112 204984 205933 208208 212784 216216 219219 220038 220752 222066 224037 230516 234234 235352 239148 239382 244404 248248 250536 251472 253456 255528 257796 259077 264771 267696 269808 271414 279279 281853 282906 285138 292292 293384 296088 298716 303534 304668 312312 318864 319176 323609 325872 330057 333099 343728 345436 345774 346896 348502 351351 353028 358722 372372 375804 377208 380184 382447 398288 401544 403403 404712 406224 407121 409968 411866 427707 432432 438438 440076 444132 448074 461032 468468 470704 478296 478764 488808 496496 501072 511056 515592 518154 518661 522753 529542 542828 558558 563706 565812 570276 584584 586768 592176 597432 607068 609336 617799 624624 638352 647218 657657 660114 666198 672111 690872 691548 697004 702702 706056 717444 744744 751608 754416 760368 764894 777231 794313 803088 806806 809424 814242 823732 837837 855414 876876 880152 888264 896148 922064 936936 949949 956592 957528 970827 977616 990171 1031184 1036308 1037322 1045506 1059084 1085656 1117116 1127412 1131624 1140552 1147341 1169168 1194864 1210209 1214136 1218672 1221363 1235598 1294436 1315314 1320228 1332396 1344222 1381744 1383096 1394008 1405404 1412112 1434888 1489488 1503216 1529788 1554462 1555983 1568259 1588626 1613612 1628484 1647464 1675674 1710828 1753752 1760304 1776528 1792296 1853397 1873872 1899898 1915056 1941654 1972971 1980342 2072616 2074644 2091012 2118168 2171312 2234232 2254824 2263248 2265263 2281104 2294682 2331693 2420418 2428272 2442726 2471196 2588872 2630628 2640456 2664792 2677129 2688444 2766192 2788016 2810808 2849847 2869776 2912481 3059576 3108924 3111966 3136518 3177252 3227224 3256968 3294928 3351348 3421656 3442023 3507504 3584592 3630627 3664089 3706794 3799796 3883308 3945942 3960684 4145232 4149288 4182024 4206917 4236336 4468464 4509648 4530526 4589364 4663386 4704777 4840836 4885452 4942392 5177744 5261256 5280912 5329584 5354258 5376888 5560191 5621616 5699694 5824962 6119152 6217848 6223932 6273036 6354504 6454448 6513936 6702696 6795789 6843312 6884046 7261254 7328178 7413588 7599592 7766616 7891884 7921368 8031387 8298576 8364048 8413834 8549541 8737443 9061052 9178728 9326772 9409554 9681672 9770904 9884784 10326069 10522512 10708516 10753776 10891881 11120382 11399388 11649924 12435696 12447864 12546072 12620751 12709008 13405392 13591578 13768092 14522508 14656356 14827176 15199184 15533232 15783768 15842736 16062774 16827668 17099082 17474886 18122104 18357456 18653544 18819108 19363344 19541808 20387367 20652138 21417032 21783762 22240764 22798776 23299848 24094161 24895728 25092144 25241502 25648623 27183156 27536184 29045016 29312712 29448419 29654352 31567536 32125548 33655336 34198164 34949772 36244208 37307088 37638216 37862253 40774734 41304276 42834064 43567524 44481528 45597552 46599696 48188322 50483004 51297246 54366312 55072368 58090032 58625424 58896838 61162101 64251096 67310672 68396328 69899544 72282483 75276432 75724506 81549468 82608552 87135048 88345257 88963056 96376644 100966008 102594492 108732624 113586759 117793676 122324202 128502192 136792656 139799088 144564966 151449012 163098936 165217104 174270096 176690514 192753288 201932016 205188984 227173518 235587352 244648404 265035771 289129932 302898024 326197872 353381028 385506576 410377968 454347036 471174704 489296808 530071542 578259864 605796048 706762056 795107313 908694072 978593616 1060143084 1156519728 1413524112 1590214626 1817388144 2120286168 3180429252 4240572336 6360858504 12721717008
• Sum of all divisors σ(n): 51585269760
• Sum of proper divisors (its aliquot sum) s(n): 38863552752
• 12721717008 is an abundant number, because the sum of its proper divisors (38863552752) is greater than itself. Its abundance is 26141835744

Bases of 12721717008

• Binary: 1011110110010001011111111100010000₂
• Hexadecimal: 0x2F645FF10
• Base-36: 5UE6JO0

Squares and roots of 12721717008

• 12721717008 squared (12721717008²) is 161842083631636472064
• 12721717008 cubed (12721717008³) is 2058909187946748113529705664512
• The square root of 12721717008 is 112790.5891818993
• The cube root of 12721717008 is 2334.4356678415

Scales and comparisons

• 12,721,717,008 seconds is equal to 404 years, 26 weeks, 4 days, 2 hours, 16 minutes, 48 seconds.
• To count from 1 to 12,721,717,008 would take you about eight hundred nine years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 12721717008 cubic inches would be around 194.5 feet tall.

Recreational maths with 12721717008

• 12721717008 backwards is 80071712721
• 12721717008 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12721717008's digits is 36
• More coming soon!